1. Colgate Dental Health Unit; School of Dentistry; University of Manchester; Manchester UK
2. Colgate Palmolive Technology Center; Piscataway NJ USA
3. Faculty of Dentistry; University of Hong Kong; Hong Kong China
4. Department of Oral Health Sciences; Faculty of Dentistry; University of British Columbia; Vancouver BC Canada
5. Division of Gerodontology and Removable Prosthodontics; University of Geneva; Geneva Switzerland
6. Dental Public Health; Public Health England; Preston UK
7. School of Dentistry; Sir John Walsh Research Institute; The University of Otago; Dunedin New Zealand
8. BENECOMO; Flemish-Netherlands Geriatric Oral Research Group; Ghent Belgium
9. University of Michigan School of Dentistry; Ann Arbor MI USA
10. Edinburgh Dental Institute; University of Edinburgh; Edinburgh UK
11. Department of Cariology and Comprehensive Care; New York University College of Dentistry; New York NY USA